$ git clone -n https://gitee.com/zhoujiajia111/pulseaudio.git /var/lib/mock/dist-an23-build-445586-73283/root/chroot_tmpdir/scmroot/pulseaudio
Cloning into '/var/lib/mock/dist-an23-build-445586-73283/root/chroot_tmpdir/scmroot/pulseaudio'...
$ git fetch origin 95f7e0d76af808a98fc69d1c3041b94b3abc3498:KOJI_FETCH_HEAD
From https://gitee.com/zhoujiajia111/pulseaudio
 * [new ref]         95f7e0d76af808a98fc69d1c3041b94b3abc3498 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 95f7e0d update pulseaudio.spec.